Home / 21,741.01-32,607.59-9,891.99

Finding the Fourth Proportional to 21,741.01, 32,607.59 and 9,891.99

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Solution

The fourth proportional to 21,741.01, 32,607.59 and 9,891.99 is: 14,836.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,741.01 : 32,607.59 = 9,891.99 : x
  2. Step 2: Convert to fraction form
    21,741.01/32,607.59 = 9,891.99/x
  3. Step 3: Cross multiply
    21,741.01x = 32,607.59 × 9,891.99
  4. Step 4: Simplify right side
    21,741.01x = 322,553,904.74
  5. Step 5: Solve for x
    x = 322,553,904.74/21,741.01
  6. Step 6: Final answer
    x = 14,836.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.